| Portchester to Buenaventura Lakes (Florida) | 4,315.84 mi (6,945.67 km) |
| Portchester to Buffalo (Minnesota) | 4,013.11 mi (6,458.48 km) |
| Portchester to Buffalo (New York) | 3,539.80 mi (5,696.75 km) |
| Portchester to Buffalo Grove (Illinois) | 3,930.38 mi (6,325.34 km) |
| Portchester to Buford (Georgia) | 4,146.41 mi (6,673.00 km) |
| Portchester to Bull Run (Virginia) | 3,663.94 mi (5,896.55 km) |
| Portchester to Bullhead City (Arizona) | 5,255.88 mi (8,458.52 km) |
| Portchester to Burbank (California) | 5,433.72 mi (8,744.73 km) |
| Portchester to Burbank (Illinois) | 3,942.20 mi (6,344.36 km) |
| Portchester to Burien (Washington) | 4,801.79 mi (7,727.73 km) |
| Portchester to Burkburnett (Texas) | 4,732.28 mi (7,615.86 km) |
| Portchester to Burke (Virginia) | 3,653.43 mi (5,879.62 km) |
| Portchester to Burke Centre (Virginia) | 3,654.37 mi (5,881.14 km) |
| Portchester to Burleson (Texas) | 4,763.99 mi (7,666.90 km) |
| Portchester to Burley (Idaho) | 4,824.45 mi (7,764.20 km) |
